28440748

素因数分解:

$2^2\times 7^1\times {\mathrm{613}}^1\times {\mathrm{1657}}^1$

素因数の和:2281

約数の個数: 24

約数和(自身を含む): 57008672

約数和(自身を除く): 28567924

約数列:

[1, 2, 4, 7, 14, 28, 613, 1226, 1657, 2452, 3314, 4291, 6628, 8582, 11599, 17164, 23198, 46396, 1015741, 2031482, 4062964, 7110187, 14220374, 28440748]

約数ペア:

[(1, 28440748), (2, 14220374), (4, 7110187), (7, 4062964), (14, 2031482), (28, 1015741), (613, 46396), (1226, 23198), (1657, 17164), (2452, 11599), (3314, 8582), (4291, 6628)]